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        Package&nbsp;pypln ::
        <a href="pypln.apps-module.html">Package&nbsp;apps</a> ::
        Module&nbsp;postagger
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<h1 class="epydoc">Source Code for <a href="pypln.apps.postagger-module.html">Module pypln.apps.postagger</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno"> 1</tt>  <tt class="py-line"><tt class="py-comment">#!/usr/bin/env python</tt> </tt>
<a name="L2"></a><tt class="py-lineno"> 2</tt>  <tt class="py-line"><tt class="py-comment">#-*- coding:utf-8 -*-</tt> </tt>
<a name="L3"></a><tt class="py-lineno"> 3</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L4"></a><tt class="py-lineno"> 4</tt>  <tt class="py-line"><tt class="py-docstring">Part of speech tagger based on NLTK</tt> </tt>
<a name="L5"></a><tt class="py-lineno"> 5</tt>  <tt class="py-line"><tt class="py-docstring">Created on 27/09/11</tt> </tt>
<a name="L6"></a><tt class="py-lineno"> 6</tt>  <tt class="py-line"><tt class="py-docstring">by flavio</tt> </tt>
<a name="L7"></a><tt class="py-lineno"> 7</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L8"></a><tt class="py-lineno"> 8</tt>  <tt class="py-line"><tt class="py-name">__author__</tt> <tt class="py-op">=</tt> <tt class="py-string">'flavio'</tt> </tt>
<a name="L9"></a><tt class="py-lineno"> 9</tt>  <tt class="py-line"><tt class="py-name">__docformat__</tt> <tt class="py-op">=</tt> <tt class="py-string">"restructuredtext en"</tt> </tt>
<a name="L10"></a><tt class="py-lineno">10</tt>  <tt class="py-line"> </tt>
<a name="L11"></a><tt class="py-lineno">11</tt>  <tt class="py-line"> </tt>
<a name="L12"></a><tt class="py-lineno">12</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">nltk</tt> <tt class="py-keyword">import</tt> <tt class="py-name">pos_tag</tt><tt class="py-op">,</tt> <tt class="py-name">word_tokenize</tt> </tt>
<a name="L13"></a><tt class="py-lineno">13</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">nltk</tt><tt class="py-op">.</tt><tt class="py-name">data</tt> <tt class="py-keyword">import</tt> <tt class="py-name">LazyLoader</tt> </tt>
<a name="L14"></a><tt class="py-lineno">14</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">nltk</tt><tt class="py-op">.</tt><tt class="py-name">tag</tt> <tt class="py-keyword">import</tt> <tt class="py-name">tuple2str</tt> </tt>
<a name="L15"></a><tt class="py-lineno">15</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">pymongo</tt> <tt class="py-keyword">import</tt> <tt class="py-name">Connection</tt> </tt>
<a name="L16"></a><tt class="py-lineno">16</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">pymongo</tt><tt class="py-op">.</tt><tt class="py-name">errors</tt> <tt class="py-keyword">import</tt> <tt class="py-name">OperationFailure</tt> </tt>
<a name="L17"></a><tt class="py-lineno">17</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">argparse</tt> </tt>
<a name="L18"></a><tt class="py-lineno">18</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-0" class="py-name" targets="Package pypln.pypln=pypln.pypln-module.html"><a title="pypln.pypln" class="py-name" href="#" onclick="return doclink('link-0', 'pypln', 'link-0');">pypln</a></tt><tt class="py-op">.</tt><tt id="link-1" class="py-name" targets="Package pypln.pypln.workers=pypln.pypln.workers-module.html"><a title="pypln.pypln.workers" class="py-name" href="#" onclick="return doclink('link-1', 'workers', 'link-1');">workers</a></tt><tt class="py-op">.</tt><tt id="link-2" class="py-name" targets="Module pypln.pypln.workers.tagger_worker=pypln.pypln.workers.tagger_worker-module.html"><a title="pypln.pypln.workers.tagger_worker" class="py-name" href="#" onclick="return doclink('link-2', 'tagger_worker', 'link-2');">tagger_worker</a></tt> <tt class="py-keyword">import</tt> <tt id="link-3" class="py-name" targets="Class pypln.pypln.workers.tagger_worker.POSTaggerWorker=pypln.pypln.workers.tagger_worker.POSTaggerWorker-class.html"><a title="pypln.pypln.workers.tagger_worker.POSTaggerWorker" class="py-name" href="#" onclick="return doclink('link-3', 'POSTaggerWorker', 'link-3');">POSTaggerWorker</a></tt> </tt>
<a name="L19"></a><tt class="py-lineno">19</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-4" class="py-name"><a title="pypln.pypln" class="py-name" href="#" onclick="return doclink('link-4', 'pypln', 'link-0');">pypln</a></tt><tt class="py-op">.</tt><tt id="link-5" class="py-name" targets="Package pypln.pypln.sinks=pypln.pypln.sinks-module.html"><a title="pypln.pypln.sinks" class="py-name" href="#" onclick="return doclink('link-5', 'sinks', 'link-5');">sinks</a></tt><tt class="py-op">.</tt><tt id="link-6" class="py-name" targets="Module pypln.pypln.sinks.mongo_update_sink=pypln.pypln.sinks.mongo_update_sink-module.html"><a title="pypln.pypln.sinks.mongo_update_sink" class="py-name" href="#" onclick="return doclink('link-6', 'mongo_update_sink', 'link-6');">mongo_update_sink</a></tt> <tt class="py-keyword">import</tt> <tt id="link-7" class="py-name" targets="Class pypln.pypln.sinks.mongo_update_sink.MongoUpdateSink=pypln.pypln.sinks.mongo_update_sink.MongoUpdateSink-class.html"><a title="pypln.pypln.sinks.mongo_update_sink.MongoUpdateSink" class="py-name" href="#" onclick="return doclink('link-7', 'MongoUpdateSink', 'link-7');">MongoUpdateSink</a></tt> </tt>
<a name="L20"></a><tt class="py-lineno">20</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-8" class="py-name"><a title="pypln.pypln" class="py-name" href="#" onclick="return doclink('link-8', 'pypln', 'link-0');">pypln</a></tt><tt class="py-op">.</tt><tt id="link-9" class="py-name" targets="Package pypln.pypln.servers=pypln.pypln.servers-module.html"><a title="pypln.pypln.servers" class="py-name" href="#" onclick="return doclink('link-9', 'servers', 'link-9');">servers</a></tt><tt class="py-op">.</tt><tt id="link-10" class="py-name" targets="Module pypln.pypln.servers.ventilator=pypln.pypln.servers.ventilator-module.html"><a title="pypln.pypln.servers.ventilator" class="py-name" href="#" onclick="return doclink('link-10', 'ventilator', 'link-10');">ventilator</a></tt> <tt class="py-keyword">import</tt> <tt id="link-11" class="py-name" targets="Class pypln.pypln.servers.ventilator.Ventilator=pypln.pypln.servers.ventilator.Ventilator-class.html"><a title="pypln.pypln.servers.ventilator.Ventilator" class="py-name" href="#" onclick="return doclink('link-11', 'Ventilator', 'link-11');">Ventilator</a></tt> </tt>
<a name="L21"></a><tt class="py-lineno">21</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-12" class="py-name" targets="Module pypln.apps.baseapp=pypln.apps.baseapp-module.html"><a title="pypln.apps.baseapp" class="py-name" href="#" onclick="return doclink('link-12', 'baseapp', 'link-12');">baseapp</a></tt> <tt class="py-keyword">import</tt> <tt id="link-13" class="py-name" targets="Class pypln.apps.baseapp.TaskVentilator=pypln.apps.baseapp.TaskVentilator-class.html"><a title="pypln.apps.baseapp.TaskVentilator" class="py-name" href="#" onclick="return doclink('link-13', 'TaskVentilator', 'link-13');">TaskVentilator</a></tt> </tt>
<a name="L22"></a><tt class="py-lineno">22</tt>  <tt class="py-line"> </tt>
<a name="L23"></a><tt class="py-lineno">23</tt>  <tt class="py-line"><tt id="link-14" class="py-name" targets="Variable pypln.apps.postagger.eng_sent_tokenizer=pypln.apps.postagger-module.html#eng_sent_tokenizer,Variable pypln.pypln.workers.tagger_worker.eng_sent_tokenizer=pypln.pypln.workers.tagger_worker-module.html#eng_sent_tokenizer"><a title="pypln.apps.postagger.eng_sent_tokenizer
pypln.pypln.workers.tagger_worker.eng_sent_tokenizer" class="py-name" href="#" onclick="return doclink('link-14', 'eng_sent_tokenizer', 'link-14');">eng_sent_tokenizer</a></tt> <tt class="py-op">=</tt> <tt class="py-name">LazyLoader</tt><tt class="py-op">(</tt><tt class="py-string">'tokenizers/punkt/english.pickle'</tt><tt class="py-op">)</tt> </tt>
<a name="L24"></a><tt class="py-lineno">24</tt>  <tt class="py-line"><tt id="link-15" class="py-name" targets="Variable pypln.apps.postagger.port_sent_tokenizer=pypln.apps.postagger-module.html#port_sent_tokenizer,Variable pypln.pypln.workers.tagger_worker.port_sent_tokenizer=pypln.pypln.workers.tagger_worker-module.html#port_sent_tokenizer"><a title="pypln.apps.postagger.port_sent_tokenizer
pypln.pypln.workers.tagger_worker.port_sent_tokenizer" class="py-name" href="#" onclick="return doclink('link-15', 'port_sent_tokenizer', 'link-15');">port_sent_tokenizer</a></tt> <tt class="py-op">=</tt> <tt class="py-name">LazyLoader</tt><tt class="py-op">(</tt><tt class="py-string">'tokenizers/punkt/portuguese.pickle'</tt><tt class="py-op">)</tt> </tt>
<a name="L25"></a><tt class="py-lineno">25</tt>  <tt class="py-line"> </tt>
<a name="L26"></a><tt class="py-lineno">26</tt>  <tt class="py-line"> </tt>
<a name="L27"></a><tt class="py-lineno">27</tt>  <tt class="py-line"> </tt>
<a name="tag_collection"></a><div id="tag_collection-def"><a name="L28"></a><tt class="py-lineno">28</tt> <a class="py-toggle" href="#" id="tag_collection-toggle" onclick="return toggle('tag_collection');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.apps.postagger-module.html#tag_collection">tag_collection</a><tt class="py-op">(</tt><tt class="py-param">host</tt><tt class="py-op">=</tt><tt class="py-string">'127.0.0.1'</tt><tt class="py-op">,</tt><tt class="py-param">port</tt><tt class="py-op">=</tt><tt class="py-number">27017</tt><tt class="py-op">,</tt><tt class="py-param">db</tt><tt class="py-op">=</tt><tt class="py-string">'test'</tt><tt class="py-op">,</tt><tt class="py-param">collection</tt><tt class="py-op">=</tt><tt class="py-string">'Docs'</tt><tt class="py-op">,</tt><tt class="py-param">fields</tt><tt class="py-op">=</tt><tt class="py-op">[</tt><tt class="py-string">'text'</tt><tt class="py-op">,</tt><tt class="py-string">'lang'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="tag_collection-collapsed" style="display:none;" pad="++" indent="++++"></div><div id="tag_collection-expanded"><a name="L29"></a><tt class="py-lineno">29</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L30"></a><tt class="py-lineno">30</tt>  <tt class="py-line"><tt class="py-docstring">    POS tag an entire colection of texts on a database</tt> </tt>
<a name="L31"></a><tt class="py-lineno">31</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L32"></a><tt class="py-lineno">32</tt>  <tt class="py-line">    <tt id="link-16" class="py-name" targets="Variable pypln.pypln.stores.mongostore.conn=pypln.pypln.stores.mongostore-module.html#conn"><a title="pypln.pypln.stores.mongostore.conn" class="py-name" href="#" onclick="return doclink('link-16', 'conn', 'link-16');">conn</a></tt> <tt class="py-op">=</tt> <tt class="py-name">Connection</tt><tt class="py-op">(</tt><tt class="py-name">host</tt><tt class="py-op">=</tt><tt class="py-name">host</tt><tt class="py-op">,</tt><tt class="py-name">port</tt><tt class="py-op">=</tt><tt class="py-name">port</tt><tt class="py-op">)</tt> </tt>
<a name="L33"></a><tt class="py-lineno">33</tt>  <tt class="py-line">    <tt class="py-name">coll</tt> <tt class="py-op">=</tt> <tt id="link-17" class="py-name"><a title="pypln.pypln.stores.mongostore.conn" class="py-name" href="#" onclick="return doclink('link-17', 'conn', 'link-16');">conn</a></tt><tt class="py-op">[</tt><tt class="py-name">db</tt><tt class="py-op">]</tt><tt class="py-op">[</tt><tt id="link-18" class="py-name" targets="Function pypln.pypln.stores.mongostore.collection()=pypln.pypln.stores.mongostore-module.html#collection"><a title="pypln.pypln.stores.mongostore.collection" class="py-name" href="#" onclick="return doclink('link-18', 'collection', 'link-18');">collection</a></tt><tt class="py-op">]</tt> </tt>
<a name="L34"></a><tt class="py-lineno">34</tt>  <tt class="py-line">    <tt class="py-name">i</tt> <tt class="py-op">=</tt> <tt class="py-number">1</tt> </tt>
<a name="L35"></a><tt class="py-lineno">35</tt>  <tt class="py-line">    <tt class="py-name">cursor</tt> <tt class="py-op">=</tt> <tt class="py-name">coll</tt><tt class="py-op">.</tt><tt class="py-name">find</tt><tt class="py-op">(</tt><tt class="py-op">{</tt><tt class="py-string">'tagged_text'</tt><tt class="py-op">:</tt><tt class="py-name">None</tt><tt class="py-op">}</tt><tt class="py-op">,</tt><tt class="py-name">fields</tt><tt class="py-op">=</tt><tt class="py-name">fields</tt><tt class="py-op">)</tt> </tt>
<a name="L36"></a><tt class="py-lineno">36</tt>  <tt class="py-line">    <tt class="py-name">rd</tt> <tt class="py-op">=</tt> <tt class="py-name">cursor</tt><tt class="py-op">.</tt><tt class="py-name">count</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L37"></a><tt class="py-lineno">37</tt>  <tt class="py-line">    <tt class="py-keyword">print</tt> <tt class="py-string">"%s documents need tagging"</tt><tt class="py-op">%</tt><tt class="py-name">rd</tt> </tt>
<a name="L38"></a><tt class="py-lineno">38</tt>  <tt class="py-line">    <tt class="py-name">msgs</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L39"></a><tt class="py-lineno">39</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt class="py-name">t</tt> <tt class="py-keyword">in</tt> <tt class="py-name">cursor</tt><tt class="py-op">:</tt> </tt>
<a name="L40"></a><tt class="py-lineno">40</tt>  <tt class="py-line"><tt class="py-comment">#        print "updating %s of %s"%(i,rd)</tt> </tt>
<a name="L41"></a><tt class="py-lineno">41</tt>  <tt class="py-line">        <tt class="py-name">lang</tt> <tt class="py-op">=</tt> <tt class="py-string">'en'</tt> <tt class="py-keyword">if</tt> <tt class="py-string">'lang'</tt> <tt class="py-keyword">not</tt> <tt class="py-keyword">in</tt> <tt class="py-name">t</tt> <tt class="py-keyword">else</tt> <tt class="py-name">t</tt><tt class="py-op">[</tt><tt class="py-string">'lang'</tt><tt class="py-op">]</tt> </tt>
<a name="L42"></a><tt class="py-lineno">42</tt>  <tt class="py-line">        <tt class="py-name">msgs</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-op">{</tt><tt class="py-string">'database'</tt><tt class="py-op">:</tt><tt class="py-name">db</tt><tt class="py-op">,</tt><tt class="py-string">'collection'</tt><tt class="py-op">:</tt><tt id="link-19" class="py-name"><a title="pypln.pypln.stores.mongostore.collection" class="py-name" href="#" onclick="return doclink('link-19', 'collection', 'link-18');">collection</a></tt><tt class="py-op">,</tt><tt class="py-string">'text'</tt><tt class="py-op">:</tt><tt class="py-name">t</tt><tt class="py-op">[</tt><tt class="py-string">'text'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt><tt class="py-string">'lang'</tt><tt class="py-op">:</tt><tt class="py-name">lang</tt><tt class="py-op">,</tt><tt class="py-string">'_id'</tt><tt class="py-op">:</tt><tt class="py-name">t</tt><tt class="py-op">[</tt><tt class="py-string">'_id'</tt><tt class="py-op">]</tt><tt class="py-op">}</tt><tt class="py-op">)</tt> </tt>
<a name="L43"></a><tt class="py-lineno">43</tt>  <tt class="py-line"><tt class="py-comment">#        tt = tag_text(t['text'], lang)</tt> </tt>
<a name="L44"></a><tt class="py-lineno">44</tt>  <tt class="py-line"><tt class="py-comment">#        try:</tt> </tt>
<a name="L45"></a><tt class="py-lineno">45</tt>  <tt class="py-line"><tt class="py-comment">#            coll.update({'_id':t['_id']},{'$set':{"tagged_text":tt}})</tt> </tt>
<a name="L46"></a><tt class="py-lineno">46</tt>  <tt class="py-line"><tt class="py-comment">#        except OperationFailure:</tt> </tt>
<a name="L47"></a><tt class="py-lineno">47</tt>  <tt class="py-line"><tt class="py-comment">#            print "failed updating document: %s"%t['_id']</tt> </tt>
<a name="L48"></a><tt class="py-lineno">48</tt>  <tt class="py-line"><tt class="py-comment">#        i +=1</tt> </tt>
<a name="L49"></a><tt class="py-lineno">49</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">msgs</tt><tt class="py-op">:</tt> </tt>
<a name="L50"></a><tt class="py-lineno">50</tt>  <tt class="py-line">        <tt class="py-name">vent</tt><tt class="py-op">.</tt><tt id="link-20" class="py-name" targets="Method pypln.pypln.servers.ventilator.Ventilator.push_load()=pypln.pypln.servers.ventilator.Ventilator-class.html#push_load"><a title="pypln.pypln.servers.ventilator.Ventilator.push_load" class="py-name" href="#" onclick="return doclink('link-20', 'push_load', 'link-20');">push_load</a></tt><tt class="py-op">(</tt><tt class="py-name">msgs</tt><tt class="py-op">)</tt> </tt>
</div><a name="L51"></a><tt class="py-lineno">51</tt>  <tt class="py-line"> </tt>
<a name="L52"></a><tt class="py-lineno">52</tt>  <tt class="py-line"> </tt>
<a name="tag_text"></a><div id="tag_text-def"><a name="L53"></a><tt class="py-lineno">53</tt> <a class="py-toggle" href="#" id="tag_text-toggle" onclick="return toggle('tag_text');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="pypln.apps.postagger-module.html#tag_text">tag_text</a><tt class="py-op">(</tt><tt class="py-param">text</tt><tt class="py-op">,</tt> <tt class="py-param">lang</tt><tt class="py-op">=</tt><tt class="py-string">'en'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="tag_text-collapsed" style="display:none;" pad="++" indent="++++"></div><div id="tag_text-expanded"><a name="L54"></a><tt class="py-lineno">54</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L55"></a><tt class="py-lineno">55</tt>  <tt class="py-line"><tt class="py-docstring">    Receives raw text and returns tagged text in the  format word/tag</tt> </tt>
<a name="L56"></a><tt class="py-lineno">56</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L57"></a><tt class="py-lineno">57</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">lang</tt> <tt class="py-op">==</tt> <tt class="py-string">'en'</tt><tt class="py-op">:</tt> </tt>
<a name="L58"></a><tt class="py-lineno">58</tt>  <tt class="py-line">        <tt id="link-21" class="py-name" targets="Method pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.sents()=pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#sents"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.sents" class="py-name" href="#" onclick="return doclink('link-21', 'sents', 'link-21');">sents</a></tt> <tt class="py-op">=</tt> <tt id="link-22" class="py-name"><a title="pypln.apps.postagger.eng_sent_tokenizer
pypln.pypln.workers.tagger_worker.eng_sent_tokenizer" class="py-name" href="#" onclick="return doclink('link-22', 'eng_sent_tokenizer', 'link-14');">eng_sent_tokenizer</a></tt><tt class="py-op">.</tt><tt class="py-name">tokenize</tt><tt class="py-op">(</tt><tt id="link-23" class="py-name" targets="Method pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.text()=pypln.pypln.stores.mongocorpus.MongoDBCorpusReader-class.html#text"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.text" class="py-name" href="#" onclick="return doclink('link-23', 'text', 'link-23');">text</a></tt><tt class="py-op">)</tt> </tt>
<a name="L59"></a><tt class="py-lineno">59</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">lang</tt> <tt class="py-op">==</tt> <tt class="py-string">'pt'</tt><tt class="py-op">:</tt> </tt>
<a name="L60"></a><tt class="py-lineno">60</tt>  <tt class="py-line">        <tt id="link-24" class="py-name"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.sents" class="py-name" href="#" onclick="return doclink('link-24', 'sents', 'link-21');">sents</a></tt> <tt class="py-op">=</tt> <tt id="link-25" class="py-name"><a title="pypln.apps.postagger.port_sent_tokenizer
pypln.pypln.workers.tagger_worker.port_sent_tokenizer" class="py-name" href="#" onclick="return doclink('link-25', 'port_sent_tokenizer', 'link-15');">port_sent_tokenizer</a></tt><tt class="py-op">.</tt><tt class="py-name">tokenize</tt><tt class="py-op">(</tt><tt id="link-26" class="py-name"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.text" class="py-name" href="#" onclick="return doclink('link-26', 'text', 'link-23');">text</a></tt><tt class="py-op">)</tt> </tt>
<a name="L61"></a><tt class="py-lineno">61</tt>  <tt class="py-line">    <tt class="py-name">tokens</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L62"></a><tt class="py-lineno">62</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt class="py-name">s</tt> <tt class="py-keyword">in</tt> <tt id="link-27" class="py-name"><a title="pypln.pypln.stores.mongocorpus.MongoDBCorpusReader.sents" class="py-name" href="#" onclick="return doclink('link-27', 'sents', 'link-21');">sents</a></tt><tt class="py-op">:</tt> </tt>
<a name="L63"></a><tt class="py-lineno">63</tt>  <tt class="py-line">        <tt class="py-name">tokens</tt><tt class="py-op">.</tt><tt class="py-name">extend</tt><tt class="py-op">(</tt><tt class="py-name">pos_tag</tt><tt class="py-op">(</tt><tt class="py-name">word_tokenize</tt><tt class="py-op">(</tt><tt class="py-name">s</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L64"></a><tt class="py-lineno">64</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-string">' '</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-op">[</tt><tt class="py-name">tuple2str</tt><tt class="py-op">(</tt><tt class="py-name">t</tt><tt class="py-op">)</tt> <tt class="py-keyword">for</tt> <tt class="py-name">t</tt> <tt class="py-keyword">in</tt> <tt class="py-name">tokens</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L65"></a><tt class="py-lineno">65</tt>  <tt class="py-line"> </tt>
<a name="L66"></a><tt class="py-lineno">66</tt>  <tt class="py-line"><tt class="py-keyword">if</tt> <tt class="py-name">__name__</tt><tt class="py-op">==</tt><tt class="py-string">"__main__"</tt><tt class="py-op">:</tt> </tt>
<a name="L67"></a><tt class="py-lineno">67</tt>  <tt class="py-line">    <tt id="link-28" class="py-name" targets="Module pypln.apps.parser=pypln.apps.parser-module.html"><a title="pypln.apps.parser" class="py-name" href="#" onclick="return doclink('link-28', 'parser', 'link-28');">parser</a></tt> <tt class="py-op">=</tt> <tt class="py-name">argparse</tt><tt class="py-op">.</tt><tt class="py-name">ArgumentParser</tt><tt class="py-op">(</tt><tt class="py-name">description</tt><tt class="py-op">=</tt><tt class="py-string">'Perform POS tagging on a database collection'</tt><tt class="py-op">)</tt> </tt>
<a name="L68"></a><tt class="py-lineno">68</tt>  <tt class="py-line">    <tt id="link-29" class="py-name"><a title="pypln.apps.parser" class="py-name" href="#" onclick="return doclink('link-29', 'parser', 'link-28');">parser</a></tt><tt class="py-op">.</tt><tt class="py-name">add_argument</tt><tt class="py-op">(</tt><tt class="py-string">'--db'</tt><tt class="py-op">,</tt> <tt class="py-string">'-d'</tt><tt class="py-op">,</tt> <tt class="py-name">help</tt><tt class="py-op">=</tt><tt class="py-string">"Database"</tt><tt class="py-op">,</tt><tt class="py-name">required</tt><tt class="py-op">=</tt><tt class="py-name">True</tt><tt class="py-op">)</tt> </tt>
<a name="L69"></a><tt class="py-lineno">69</tt>  <tt class="py-line">    <tt id="link-30" class="py-name"><a title="pypln.apps.parser" class="py-name" href="#" onclick="return doclink('link-30', 'parser', 'link-28');">parser</a></tt><tt class="py-op">.</tt><tt class="py-name">add_argument</tt><tt class="py-op">(</tt><tt class="py-string">'--col'</tt><tt class="py-op">,</tt> <tt class="py-string">'-c'</tt><tt class="py-op">,</tt> <tt class="py-name">help</tt><tt class="py-op">=</tt><tt class="py-string">"Collection"</tt><tt class="py-op">,</tt><tt class="py-name">required</tt><tt class="py-op">=</tt><tt class="py-name">True</tt><tt class="py-op">)</tt> </tt>
<a name="L70"></a><tt class="py-lineno">70</tt>  <tt class="py-line">    <tt id="link-31" class="py-name"><a title="pypln.apps.parser" class="py-name" href="#" onclick="return doclink('link-31', 'parser', 'link-28');">parser</a></tt><tt class="py-op">.</tt><tt class="py-name">add_argument</tt><tt class="py-op">(</tt><tt class="py-string">'--host'</tt><tt class="py-op">,</tt> <tt class="py-string">'-H'</tt><tt class="py-op">,</tt> <tt class="py-name">help</tt><tt class="py-op">=</tt><tt class="py-string">"Host"</tt><tt class="py-op">)</tt> </tt>
<a name="L71"></a><tt class="py-lineno">71</tt>  <tt class="py-line">    <tt id="link-32" class="py-name"><a title="pypln.apps.parser" class="py-name" href="#" onclick="return doclink('link-32', 'parser', 'link-28');">parser</a></tt><tt class="py-op">.</tt><tt class="py-name">add_argument</tt><tt class="py-op">(</tt><tt class="py-string">'--port'</tt><tt class="py-op">,</tt> <tt class="py-string">'-p'</tt><tt class="py-op">,</tt> <tt class="py-name">help</tt><tt class="py-op">=</tt><tt class="py-string">"Host"</tt><tt class="py-op">)</tt> </tt>
<a name="L72"></a><tt class="py-lineno">72</tt>  <tt class="py-line">    <tt id="link-33" class="py-name"><a title="pypln.apps.parser" class="py-name" href="#" onclick="return doclink('link-33', 'parser', 'link-28');">parser</a></tt><tt class="py-op">.</tt><tt class="py-name">add_argument</tt><tt class="py-op">(</tt><tt class="py-string">'--field'</tt><tt class="py-op">,</tt> <tt class="py-string">'-f'</tt><tt class="py-op">,</tt> <tt class="py-name">help</tt><tt class="py-op">=</tt><tt class="py-string">"Host"</tt><tt class="py-op">)</tt> </tt>
<a name="L73"></a><tt class="py-lineno">73</tt>  <tt class="py-line">    <tt class="py-name">args</tt> <tt class="py-op">=</tt> <tt id="link-34" class="py-name"><a title="pypln.apps.parser" class="py-name" href="#" onclick="return doclink('link-34', 'parser', 'link-28');">parser</a></tt><tt class="py-op">.</tt><tt class="py-name">parse_args</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-comment">#    print args, args.prune</tt> </tt>
<a name="L74"></a><tt class="py-lineno">74</tt>  <tt class="py-line"> </tt>
<a name="L75"></a><tt class="py-lineno">75</tt>  <tt class="py-line">    <tt class="py-name">ports</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-string">'ventilator'</tt><tt class="py-op">:</tt><tt class="py-op">(</tt><tt class="py-number">5557</tt><tt class="py-op">,</tt><tt class="py-number">5559</tt><tt class="py-op">,</tt><tt class="py-number">5559</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-comment"># pushport,pubport,subport</tt> </tt>
<a name="L76"></a><tt class="py-lineno">76</tt>  <tt class="py-line">        <tt class="py-string">'worker'</tt><tt class="py-op">:</tt><tt class="py-op">(</tt><tt class="py-number">5564</tt><tt class="py-op">,</tt><tt class="py-number">5561</tt><tt class="py-op">,</tt><tt class="py-number">5563</tt><tt class="py-op">)</tt><tt class="py-op">,</tt>          <tt class="py-comment"># pushport,pullport,subport</tt> </tt>
<a name="L77"></a><tt class="py-lineno">77</tt>  <tt class="py-line">        <tt class="py-string">'sink'</tt><tt class="py-op">:</tt><tt class="py-op">(</tt><tt class="py-number">5564</tt><tt class="py-op">,</tt><tt class="py-number">5563</tt><tt class="py-op">,</tt><tt class="py-number">5562</tt><tt class="py-op">)</tt>   <tt class="py-comment"># pullport,pubport,subport</tt> </tt>
<a name="L78"></a><tt class="py-lineno">78</tt>  <tt class="py-line">        <tt class="py-op">}</tt> </tt>
<a name="L79"></a><tt class="py-lineno">79</tt>  <tt class="py-line"> </tt>
<a name="L80"></a><tt class="py-lineno">80</tt>  <tt class="py-line">    <tt class="py-name">tv</tt> <tt class="py-op">=</tt> <tt id="link-35" class="py-name"><a title="pypln.apps.baseapp.TaskVentilator" class="py-name" href="#" onclick="return doclink('link-35', 'TaskVentilator', 'link-13');">TaskVentilator</a></tt><tt class="py-op">(</tt><tt id="link-36" class="py-name"><a title="pypln.pypln.servers.ventilator.Ventilator" class="py-name" href="#" onclick="return doclink('link-36', 'Ventilator', 'link-11');">Ventilator</a></tt><tt class="py-op">,</tt><tt id="link-37" class="py-name"><a title="pypln.pypln.workers.tagger_worker.POSTaggerWorker" class="py-name" href="#" onclick="return doclink('link-37', 'POSTaggerWorker', 'link-3');">POSTaggerWorker</a></tt><tt class="py-op">,</tt><tt id="link-38" class="py-name"><a title="pypln.pypln.sinks.mongo_update_sink.MongoUpdateSink" class="py-name" href="#" onclick="return doclink('link-38', 'MongoUpdateSink', 'link-7');">MongoUpdateSink</a></tt><tt class="py-op">,</tt><tt class="py-number">10</tt><tt class="py-op">,</tt><tt class="py-name">ports</tt><tt class="py-op">)</tt> </tt>
<a name="L81"></a><tt class="py-lineno">81</tt>  <tt class="py-line">    <tt class="py-name">vent</tt><tt class="py-op">,</tt> <tt class="py-name">ws</tt><tt class="py-op">,</tt> <tt class="py-name">sink</tt> <tt class="py-op">=</tt> <tt class="py-name">tv</tt><tt class="py-op">.</tt><tt id="link-39" class="py-name" targets="Method pypln.apps.baseapp.TaskVentilator.spawn()=pypln.apps.baseapp.TaskVentilator-class.html#spawn"><a title="pypln.apps.baseapp.TaskVentilator.spawn" class="py-name" href="#" onclick="return doclink('link-39', 'spawn', 'link-39');">spawn</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L82"></a><tt class="py-lineno">82</tt>  <tt class="py-line">    <tt id="link-40" class="py-name" targets="Function pypln.apps.postagger.tag_collection()=pypln.apps.postagger-module.html#tag_collection"><a title="pypln.apps.postagger.tag_collection" class="py-name" href="#" onclick="return doclink('link-40', 'tag_collection', 'link-40');">tag_collection</a></tt><tt class="py-op">(</tt><tt class="py-name">db</tt><tt class="py-op">=</tt><tt class="py-name">args</tt><tt class="py-op">.</tt><tt class="py-name">db</tt><tt class="py-op">,</tt><tt id="link-41" class="py-name"><a title="pypln.pypln.stores.mongostore.collection" class="py-name" href="#" onclick="return doclink('link-41', 'collection', 'link-18');">collection</a></tt><tt class="py-op">=</tt><tt class="py-name">args</tt><tt class="py-op">.</tt><tt class="py-name">col</tt><tt class="py-op">)</tt> </tt>
<a name="L83"></a><tt class="py-lineno">83</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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